All parts of
Datura plants contain dangerous levels of poison and may be fatal if ingested by humans or other animals, including livestock and pets. In some places it is prohibited to buy, sell or cultivate
Datura plants.
Datura ceratocaula's toxicity is such that it can be transmitted up the food chain. A species of
duck lives in the swamps and lagoons near
Mazatlán. Their meat is said to be poisonous, and eating it has been known to produce symptoms of having been poisoned or drugged. This was long a mystery, but now it is known to be due to
Datura poisoning. The ducks eat the leaves and seeds of
Datura ceratocaula, and their flesh contains a toxic level of poison from this diet. ==References==